Optimize your motocross engine with our VHM upgrade kit parts ! The kit has been specially formulated to get the best performance from your 65cc motorcycle using solid carbide parts. This combination of high performance parts, including a 12 degree VHM piston set, provides quicker throttle response, more torque and power for the fastest lap times on the track. The bike also offers better handling and higher cornering speed.
!! Important !!!
This upgrade kit contains our 12 degree VHM piston, which can only be used in combination with our combustion chamber for 12° pistons.
